747147422 has 8 divisors (see below), whose sum is σ = 1280824176. Its totient is φ = 320206032.

The previous prime is 747147421. The next prime is 747147473. The reversal of 747147422 is 224741747.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747147421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26683823 + ... + 26683850.

It is an arithmetic number, because the mean of its divisors is an integer number (160103022).

Almost surely, 2^747147422 is an apocalyptic number.

747147422 is a deficient number, since it is larger than the sum of its proper divisors (533676754).

747147422 is a wasteful number, since it uses less digits than its factorization.

747147422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53367682.

The product of its digits is 87808, while the sum is 38.

The square root of 747147422 is about 27333.9975488402. The cubic root of 747147422 is about 907.4069488992.

The spelling of 747147422 in words is "seven hundred forty-seven million, one hundred forty-seven thousand, four hundred twenty-two".